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38912068 = 221331101239
BaseRepresentation
bin1001010001110…
…0000001000100
32201012221022201
42110130001010
534430141233
63510004244
7651514156
oct224340104
981187281
1038912068
111aa68238
1211046684
1380a55c0
14524cad6
15363977d
hex251c044

38912068 has 48 divisors (see below), whose sum is σ = 76769280. Its totient is φ = 17136000.

The previous prime is 38912053. The next prime is 38912089. The reversal of 38912068 is 86021983.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162693 + ... + 162931.

It is an arithmetic number, because the mean of its divisors is an integer number (1599360).

Almost surely, 238912068 is an apocalyptic number.

It is an amenable number.

38912068 is a deficient number, since it is larger than the sum of its proper divisors (37857212).

38912068 is a wasteful number, since it uses less digits than its factorization.

38912068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 38912068 is about 6237.9538311854. The cubic root of 38912068 is about 338.8660841334.

The spelling of 38912068 in words is "thirty-eight million, nine hundred twelve thousand, sixty-eight".

Divisors: 1 2 4 13 26 31 52 62 101 124 202 239 403 404 478 806 956 1313 1612 2626 3107 3131 5252 6214 6262 7409 12428 12524 14818 24139 29636 40703 48278 81406 96317 96556 162812 192634 313807 385268 627614 748309 1255228 1496618 2993236 9728017 19456034 38912068